| tight-lipped(adjective, close, quiet, soft, low) |
| amazed(adjective, beat, overcome, awkward, confused) |
| aphasic(silent, voiceless) |
| astonished(adjective, beat, confused, amazed, stunned) |
| astounded(adjective, beat, overcome, awkward, confused) |
| breathless(beat, confused, amazed, astonished, astounded) |
| nonplussed |
| reticent(adjective, close, quiet, soft, low) |
| stunned(adjective, beat, overcome, confused, dazed) |
| uncommunicative(adjective, close, quiet, soft, low) |
| unrequited(adjective, calm, quiet, humble, silent) |
| reserved(adjective, close, quiet, soft, low) |
| knocked for six(expression, adjective, idiom, overcome, overwhelmed) |
| bowled over(expression, adjective, beat, confused, amazed) |
| close(adjective, quiet, soft, low, aloof) |
| dumbstricken |
| flabbergasted(adjective, beat, overcome, confused, dazed) |
| meek(adjective, calm, quiet, humble, silent) |
| noiseless(adjective, close, quiet, soft, low) |
| petrified |